KAMAGRA 100MG improves penile erection (make penis firm) at some stage in sexual intercourse, in which sildenafil acts through enhancing the blood deliver to the penis. It works through blocking off the outcomes of sure enzymes (PDE5) which limits blood float to the penis. As a result, it relaxes the blood vessels imparting the penis, improves penile characteristic and makes it live erected during the procedure of sexual intercourse.